COMPRESSED AUDIO

TV receivers, TV projectors, video cassette recorders, magnetic recorder heads, closed circuit television cameras, camera lenses, camcorders, video monitors, electrical connection cords, wireless remote control connectors and couplers, wired remote control connectors and couplers, electrical extension cables, video cameras, video camera tripods, audio and video camera power supply units, sync generators, sync extenders, video signal distributors, high frequency video boosting amplifiers, switchers, cable compensator, computers, electrical controllers and telephone interface